Pith Number

pith:CYKCTY3F

pith:2016:CYKCTY3F7FXACUSF4IFLLU2G5P

not attested not anchored not stored refs pending

Systematic Block Markov Superposition Transmission of Repetition Codes

Baoming Bai, Kechao Huang, Xiao Ma

arxiv:1601.05193 v1 · 2016-01-20 · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CYKCTY3F7FXACUSF4IFLLU2G5P}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T01:22:15.878789Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

161429e365f96e015245e20ab5d346ebeeec9b54236de40efc333c51ca4f8343

Aliases

arxiv: 1601.05193 · arxiv_version: 1601.05193v1 · doi: 10.48550/arxiv.1601.05193 · pith_short_12: CYKCTY3F7FXA · pith_short_16: CYKCTY3F7FXACUSF · pith_short_8: CYKCTY3F

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/CYKCTY3F7FXACUSF4IFLLU2G5P \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 161429e365f96e015245e20ab5d346ebeeec9b54236de40efc333c51ca4f8343

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "caf12557241337f8b40ac714a43643caba9ca073d7c9016db462c9b2a5feb0b0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-01-20T08:03:39Z",
    "title_canon_sha256": "06535f184f551c8d7f586ad3ef1552122e6cd58a61b1cf0367134930f80646dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.05193",
    "kind": "arxiv",
    "version": 1
  }
}